Khoom Description
Titanium electrode rau kev kho dej yog cov khoom siv electrode dav siv hauv cov txheej txheem kho dej, nrog ntau qhov tshwj xeeb zoo thiab daim ntawv thov dav. Hauv qab no yog cov lus qhia ntxaws ntxaws rau titanium electrode rau kev kho dej:
1. Cov yam ntxwv tseem ceeb
Corrosion kuj: titanium cov ntaub ntawv tuaj yeem tiv taus ntau yam kua qaub thiab alkali corrosion thiab oxidation, yog li nws tuaj yeem siv rau hauv kev kho dej electrolysis ib puag ncig ntev, thiab nws lub neej feem ntau ntev dua nickel thiab tooj liab electrodes.
Tsis muaj tshuaj lom thiab tsis muaj kev phom sij: Titanium yog cov khoom siv hlau, uas yuav tsis tsim cov pa phem thib ob thaum cov txheej txheem electrolysis thiab yog ib puag ncig zoo.
Tsawg overpotential: titanium muaj qhov tsis tshua muaj peev xwm, uas txhais tau hais tias thaum lub sij hawm electrolysis, tsis muaj tshuaj lom neeg corrosion yuav tshwm sim ntawm titanium electrode thiab nyuaj cathode, yog li txuas ntxiv lub neej kev pab cuam ntawm electrode.
High fastening lub zog: titanium electrode txuas nrog cov khoom siv hluav taws xob los ntawm cov khoom siv fastening, nrog lub zog ceev ceev thiab tsis yooj yim rau loosen thiab poob.
High conductivity: Thaum lub titanium electrode txuas nrog stainless hlau los yog carbon conductive pas nrig, lub conductivity yog siab, uas yog conducive rau kev txhim kho cov electrolysis efficiency.
Tus nqi siab: Vim tias titanium yog cov hlau muaj txiaj ntsig, kev siv tshuab ua haujlwm nyuaj, thiab tus nqi ntawm cov khoom siv hluav taws xob kuj tseem siab, tus nqi ntawm titanium electrodes yog siab dua li cov hlau electrodes.
Qhov nyuaj ntawm kev rov ua dua: Tom qab lub neej kev pabcuam ntawm titanium electrodes xaus, nws nyuaj rau rov ua dua tshiab, uas yuav ua rau muaj qee yam khoom pov tseg.
Cov Khoom Siv Daim Ntawv Thov Cheeb Tsam thiab Lub Neej Ntev
Daim ntawv thov teb
Daim ntawv thov teb ntawm titanium electrodes rau kev kho dej yog dav heev, suav nrog tab sis tsis txwv rau cov hauv qab no:
(1) Titanium anodes rau lub tshuab rhaub dej: xws li lub hnub ci dej rhaub, lub rhaub dej hauv tsev, thiab lwm yam.
(2) Titanium electrodes rau dej electrolysis: xws li titanium electrodes rau electrolytic ion dej tshuab (lub tshuab dej ua haujlwm).
(3) Kev kho dej phwj hauv tsev kho mob: siv rau kev kho electrolytic ntawm cov dej phwj hauv tsev kho mob.
(4) Electroplating Hoobkas kev kho dej khib nyiab: kev kho cov dej khib nyiab uas muaj cyanide tsim los ntawm cov chaw ua haujlwm electroplating.
(5) Cov tshuaj tua kab mob hauv tsev: xws li tshuaj tua kab mob ntawm cov dej hauv tsev siab siab, dej hauv pas dej da dej thiab cov khoom noj khoom haus.
(6) Fais fab nroj tsuag circulating dej kho: siv rau electrolytic kho ntawm fais fab nroj tsuag circulating dej.
(7) Kev luam ntawv thiab dyeing dej khib nyiab: xws li electrolytic kho ntawm luam ntawv thiab dyeing cov dej khib nyiab hauv wool spinning mills.
(8) Muaj kev kho dej: xws li electrolytic kho ntawm ammonia nitrogen cov dej khib nyiab.
(9) Seawater desalination: titanium electrodes siv hauv desalination ntawm seawater los ntawm electrodialysis.
(10) Electrolytic zus tau tej cov kua qaub thiab alkali ion dej: electrode cov ntaub ntawv siv rau electrolytic zus tau tej cov acid thiab alkali ion dej.
(11) Electrocatalytic oxidation wastewater kho: xws li electrocatalytic oxidation kev kho ntawm coking khib nyiab.
Hauv cov xwm txheej sib txawv, lub neej ntawm titanium electrodes yuav txawv
Kev kho dej electrodes
Lub neej ntev: Rau titanium electrodes tsim tshwj xeeb rau kev kho dej, lawv lub neej tuaj yeem ntev heev, tshaj tawm txog li 15 xyoo. Qhov no feem ntau yog vim lawv zoo heev corrosion kuj thiab stability, raws li zoo raws li optimized tsim rau dej kho ib puag ncig.
Cov yam ntxwv cuam tshuam: Txawm li cas los xij, lub neej tiag tiag kuj cuam tshuam los ntawm ntau yam xws li cov ntsiab lus impurity hauv dej tsis zoo, electrolysis, thiab kev ua haujlwm thiab kev saib xyuas qib.
Electrodes rau cov hom phiaj uas tsis yog dej kho
Lub neej luv: Rau titanium electrodes uas tsis yog tsim tshwj xeeb rau kev kho dej (xws li cov tshuaj chlorine-tsim electrodes, cathodic tiv thaiv electrodes, thiab lwm yam), lawv lub neej yuav luv luv. Cov electrodes no tuaj yeem ntsib qhov chaw electrolytic hnyav dua, xws li cov xov xwm corrosive heev, kub siab thiab kub siab, uas yuav ua rau lawv lub neej luv.
Txo lub neej: Ordinary titanium electrodes (tsis yog dej kho lub hom phiaj) muaj qhov teeb meem ntawm "txo lub neej", uas yog, cov electrodes yeej ib txwm nyob rau hauv lub xeev ntawm corrosion thiab tsis muaj kev txwv lub neej. Raws li lub sij hawm siv nce, qhov kev ua tau zoo ntawm electrode yuav maj mam poob mus txog thaum nws tsis tuaj yeem ua tau raws li qhov yuav tsum tau siv.
Tus nqi ntawm lub neej
Txawm hais tias nws tsis tuaj yeem muab lub neej zoo ib yam rau titanium electrodes, nws qhov kwv yees ntau tuaj yeem nkag siab raws li qee qhov tshwj xeeb lossis cov qauv siv:
Titanium electrodes rau qee yam kev kho dej: Nws tau tshaj tawm tias lawv lub neej tuaj yeem ncav cuag 5000-15000 teev, lossis ntev dua. Qhov no nyob ntawm tus qauv tshwj xeeb, qhov zoo thiab kev siv ntawm cov electrode.
Ruthenium-iridium-titanium anode: Hauv qee qhov chaw thov (xws li sodium hypochlorite generators, nuclear fais fab txias dej los tiv thaiv kev ua qias tuaj, thiab lwm yam), nws lub neej anode tuaj yeem ncav cuag 500-1500A / m², uas ntau dua 2 xyoo. Qhov no qhia tau hais tias nyob rau hauv tej yam kev mob, titanium electrodes muaj peev xwm tuav tau ib tug ntev kev pab cuam lub neej.
Yam uas cuam tshuam rau lub neej ncua
Cov dej tsis zoo
Hom thiab cov ntsiab lus ntawm impurities hauv dej yuav cuam tshuam ncaj qha rau tus nqi corrosion thiab kev pab cuam lub neej ntawm titanium electrodes.
Electrolytic parameter
Cov kev teeb tsa ntawm qhov tsis xws li electrolysis voltage thiab tam sim no ceev yuav cuam tshuam rau electrolysis efficiency thiab stability ntawm electrode, thiab yog li cuam tshuam rau nws lub neej.
Electrode khoom zoo
Lub purity, ntom, txheej zoo, thiab lwm yam ntawm cov khoom siv electrode yuav cuam tshuam rau nws cov corrosion kuj thiab kev pab lub neej.
Kev ua haujlwm thiab kev saib xyuas qib
Tsis tu ncua xyuas qhov scaling thiab poob ntawm lub electrode nto thiab tu raws sij hawm thiab tu yuav ua tau kom lub neej kev pab cuam ntawm lub electrode.
Lub neej ntawm titanium electrodes muaj qhov cuam tshuam ncaj qha thiab tsis ncaj rau cov dej zoo.
1. Cov teebmeem ncaj qha
Electrolysis efficiency:
Raws li lub sij hawm siv ntawm titanium electrodes nce, scaling, oxidation los yog txheej shedding tej zaum yuav tshwm sim ntawm lawv qhov chaw, uas yuav txo tau cov electrolysis efficiency ntawm cov electrodes. Qhov txo qis hauv electrolysis efficiency txhais tau hais tias nyob rau hauv tib lub electrolysis, tus nqi ntawm cov tshuaj tua kab mob zoo (xws li hypochlorous acid) uas tsim tawm yuav txo qis, yog li cuam tshuam rau cov tshuaj tua kab mob ntawm cov dej zoo.
Disinfection nyhuv:
Cov tshuaj tua kab mob xws li hypochlorous acid tsim los ntawm electrolysis yog tus yuam sij rau tua cov kab mob phem xws li kab mob thiab kab mob hauv dej. Thaum lub neej ntawm titanium electrodes yog luv luv thiab cov electrolysis efficiency yog txo, tus nqi ntawm cov tshuaj tua kab mob generated yog txo, uas yuav ua rau cov microbial cov ntsiab lus nyob rau hauv dej siab tshaj tus qauv thiab cuam tshuam rau kev nyab xeeb ntawm dej zoo.
2. Kev cuam tshuam tsis ncaj
Tus nqi kho mob:
Kev hloov pauv thiab kev saib xyuas ntawm titanium electrodes yuav tsum muaj qee tus nqi. Thaum lub neej ntawm electrode luv luv, cov nqi no yuav nce ntxiv. Yog tias cov chaw kho dej nquag hloov titanium electrodes, nws yuav tsis tsuas yog nce cov nqi khiav haujlwm, tab sis kuj tseem tuaj yeem cuam tshuam rau kev ua haujlwm tsis tu ncua thiab ruaj khov ntawm cov chaw.
Cov khoom siv ua haujlwm:
Raws li ib qho ntawm cov khoom tseem ceeb ntawm cov khoom siv kho dej, kev ua haujlwm ntawm titanium electrodes ncaj qha cuam tshuam rau kev ua haujlwm ntawm tag nrho cov khoom siv. Thaum lub neej ntawm electrode shortened, tag nrho cov kev ua tau zoo ntawm cov cuab yeej yuav poob, yog li cuam tshuam cov nyhuv thiab stability ntawm kev kho dej.
Environmental Risks:
Yog tias titanium electrode raug puas tsuaj loj lossis tsis ua haujlwm thaum siv, nws yuav ua rau muaj kev phom sij (xws li tshuaj chlorine, thiab lwm yam) tsim thaum lub sij hawm electrolysis los rau hauv ib puag ncig, ua rau ib puag ncig muaj kuab paug thiab ecological txaus ntshai. Qhov no yuav tsis tsuas cuam tshuam rau kev nyab xeeb ntawm dej, tab sis kuj tseem yuav ua rau muaj kev hem thawj rau ib puag ncig thiab cov neeg nyob hauv kev noj qab haus huv.
Cov txheej txheem khoom
Cov txheej txheem ntau lawm ntawm cov dej kho titanium electrodes feem ntau suav nrog cov kauj ruam xws li kev npaj cov khoom, kev npaj electrode thiab electrode los ua ke. Ua ntej tshaj plaws, cov khoom siv titanium raug txiav, hauv av thiab ntxuav kom huv si thiab du ntawm nws qhov chaw. Tom qab ntawd, los ntawm electrolytic deposition, txau los yog vuam, kho titanium ntawv yog npaj rau hauv ib qho electrode nrog ib qho chaw electrode thiab cov qauv. Thaum kawg, lub electrode sib dhos, nrog rau ntau yam electrodes stacked los ua ke, cable kev twb kev txuas thiab sealing, los txhim kho efficiency thiab stability ntawm electrode.
Cov khoom siv ceev faj txog kev siv
Yuav ua li cas tswj cov electrolytic kev ua tau zoo ntawm titanium electrodes?
1. Tiv thaiv cov electrode nto txheej
Tsis txhob khawb:
Thaum lub sij hawm installation, tuav thiab siv, yuav tsum ceev faj kom tsis txhob khawb ntawm txheej txheej. Kev khawb tuaj yeem ua rau lub hauv paus tsis ua haujlwm ntawm cov txheej txheem, uas ua rau nrawm dua corrosion thiab cuam tshuam rau tag nrho kev ua haujlwm ntawm electrode. Siv cov hnab looj tes huv rau kev ua haujlwm thiab sim ua haujlwm yam tsis muaj txheej tiv thaiv cov khoom txawv teb chaws.
Kev tshuaj xyuas tsis tu ncua:
Tsis tu ncua xyuas cov txheej txheem ntawm electrode txheej txheej kom sai sai thiab cuam tshuam nrog cov txheej txheej los yog kev puas tsuaj.
Tswj electrolytic mob
Electrolyte stability
Xyuas kom meej tias cov electrolyte tseem nyob ruaj khov thiab tsis txhob muaj cov khoom corrosive xws li cyanide ions thiab fluoride ions. Cov impurities no yuav corrode titanium matrix thiab cuam tshuam rau lub neej ntawm electrode.
Lub lim dej yuav tsum tau ntxiv ua ntej cov electrolyte nkag mus rau hauv lub cell electrolytic kom tshem tawm cov khoom hlau loj dua 0.1mm los tiv thaiv luv luv ntawm cov cathode thiab cathode.
Kev tswj qhov kub thiab txias
Qhov kub ua hauj lwm ntawm cov electrolyte yuav tsum tau tswj nyob rau hauv ib tug tsim nyog ntau yam, qhov zoo tagnrho kub yog 25-40 degree . Qhov kub thiab txias heev yuav ua rau kom qhov corrosion ntawm electrode thiab volatilization ntawm electrolyte, txo cov electrolysis efficiency.
Tam sim no ceev
Qhov ceev tam sim no thaum lub sijhawm ua haujlwm yuav tsum tau tswj nyob rau hauv qhov tsim nyog. Nws feem ntau pom zoo kom tsis pub dhau 2000A / m² (qee tus hais tias 1000A / m² yog qhov tsim nyog dua, tab sis qhov tshwj xeeb yuav tsum tau txiav txim siab raws li daim ntawv thov ib puag ncig thiab kev ua haujlwm ntawm electrode). Kev ceev tam sim no ntau dhau yuav ua rau muaj kev cuam tshuam hnyav ntawm cov electrode nto, ua kom cov txheej txheej siv thiab ua kom tawg, thiab ua kom lub neej ntawm cov electrode luv.
Anode-Cathode nrug
Tsim nyog kho qhov kev ncua deb ntawm cathode thiab anode, feem ntau pom zoo kom nyob nruab nrab ntawm 5-25mm. Qhov kev ncua deb loj dhau yuav ua rau kom qhov hluav taws xob poob, thaum me me dhau ntawm qhov deb yuav yooj yim ua rau lub phaj luv luv lossis cathode scale tsub zuj zuj.
2. Zam kev ua haujlwm tsis raug
Tsis txhob siv tus neeg xyuas pib:
Thaum cov txheej txheem hlau oxide muaj nuj nqis yog siv los ua cathode, nws yuav raug txo qis cov tshuaj tiv thaiv thiab tig mus rau hauv cov khoom hlau, ua rau cov txheej txheem tsis ua haujlwm nrog cov titanium substrate thiab tom qab ntawd poob. Yog li ntawd, titanium electrodes yuav tsum tau zam raws li cathodes.
Fais fab rau thiab tawm kom zoo:
Thaum thauj cov electrolytic cell nrog tam sim no, nws yuav tsum tau ua ib kauj ruam, tsis yog tag nrho ib zaug. Tib yam siv thaum kaw kom tsis txhob muaj kev hloov pauv tam sim no uas tuaj yeem cuam tshuam cov electrode.
Peb cov khoom
Cov khoom tu thiab tu
Kev tu thiab tu tsis tu ncua
Tshem tawm cov ntawv txuas
Lub cathode deposits yuav tsum tsis txhob tuab heev, yog li kom tsis txhob luv luv Circuit Court thiab tawg ntawm cov cathode thiab cathode vim qhov me me inter-electrode nrug los yog tsim cov hlau ntse. Lub tank yuav tsum tau ntxuav tsis tu ncua.
01
Ntxuav electrode
Thaum xaiv los yog ntxuav lub electrode phaj saum npoo, xyuam xim rau kev tiv thaiv nto thiab tsis txhob siv cov khoom ntse los ntxuav nws. Koj tuaj yeem siv dilute hydrochloric acid los ntxuav lub phaj saum npoo, tab sis tsis txhob txhuam nws.
02
Kev tiv thaiv kaw
Nws tsis pom zoo kom tsau rau hauv kev daws teeb meem hauv lub hwj chim tawm rau lub sijhawm ntev thaum lub sijhawm kaw, thiab nws yog qhov zoo tshaj rau kev thauj khoom me me ntawm li 5A los tiv thaiv lub phaj thiab tiv thaiv cov txheej los ntawm kev poob thiab corrosion.
03
Tsis txhob muaj roj stains
Tsis txhob muaj roj stains thiab ua kom cov electrode huv si. Tsis txhob muaj cov roj stains lossis lwm yam txuas ntxiv kom tsis txhob cuam tshuam cov nyhuv electrolysis thiab electrode lub neej.
04
Kev kho raws sijhawm
Yog tias cov txheej txheem electrode pom tias yog tev lossis puas lawm, nws yuav tsum tau kho lub sijhawm kom tsis txhob muaj hluav taws xob ntau dhau ntawm tes, uas yuav cuam tshuam rau cov nyhuv electrolysis thiab tag nrho lub neej ntawm electrode.
05
Cov khoom xaiv
Sab hauv txheej: nruj nreem qhwv nrog cov ntawv tsis muaj dej noo.
Nruab nrab txheej: ntxiv cov ntaub ntawv cushioning xws li cua cushion zaj duab xis lossis ua npuas ncauj.
Txheej txheej: siv cov qauv ntawm cov duab los qhia lub raj + kraft ntawv + duab los qhia lub raj rau kev ntim khoom kom muaj kev nyab xeeb thiab ruaj khov ntawm cov khoom thaum thauj.
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